27 essentials of business information systems chapter

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Unformatted text preview: es • Data can be accessed but not altered • Data mart • Subset of data warehouses that is highly focused and isolated for a specific population of users 5.27 Essentials of Business Information Systems Chapter 5 Foundations of Business Intelligence: Databases and Chapter Information Management Information Using Databases to Improve Business Performance and Decision Making Components of a Data Warehouse The data warehouse extracts current and historical data from multiple operational systems inside the organization. These data are combined with data from external sources and reorganized into a central database designed for management reporting and analysis. The information directory provides users with information about the data available in the warehouse. 5.28 Figure 5-12 Essentials of Business Information Systems Chapter 5 Foundations of Business Intelligence: Databases and Chapter Information Management Information Using Databases to Improve Business Performance and Decision Making Business Intelligence, Multidimensional Data Business Analysis, and Data Mining Analysis, • Business intelligence: Tools for consolidating, analyzing, and providing access to large amounts of data to improve...
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This document was uploaded on 02/11/2014.

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